CN208896719U - A kind of blackboard eraser with dust-absorbing function - Google Patents
A kind of blackboard eraser with dust-absorbing function Download PDFInfo
- Publication number
- CN208896719U CN208896719U CN201820777905.3U CN201820777905U CN208896719U CN 208896719 U CN208896719 U CN 208896719U CN 201820777905 U CN201820777905 U CN 201820777905U CN 208896719 U CN208896719 U CN 208896719U
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- Prior art keywords
- dust
- blackboard eraser
- ontology
- control
- fixedly connected
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Abstract
The utility model discloses a kind of blackboard erasers with dust-absorbing function, including blackboard eraser ontology, the inside of the blackboard eraser ontology is fixedly connected with partition panel, canyon is formed between the blackboard eraser ontology and partition panel, the medial surface of the partition panel offers junction chamber, the junction chamber is internally connected with fixed bin, and the bottom of the fixed bin is fixedly connected with chalk scrubbing pad, and the inside of the canyon is fixedly installed with dust absorption fan.The utility model provides suction by dust absorption fan, so that the dust in air is entered in dust-collecting box by canyon, to realize the collection to dust, due to being provided with filtering air permeable plate and ventilative strainer, play the role of partition, dust is prevented to be flowed into dust absorption fan, cause the damage of blower, the advantages of having reached dust-absorbing function, solves existing blackboard eraser when in use, due to being not easy to clear up dust, thus the problem of causing the decline of air quality, endangering academics and students' life and health.
Description
Technical field
The utility model relates to teaching equipment technical field, specially a kind of blackboard eraser with dust-absorbing function.
Background technique
Blackboard eraser is called blackboard eraser, the equipment for being primarily used to wiping blackboard.
Existing blackboard eraser is in use, need to wipe the chalk writing on blackboard, then in wiping process, meeting
A large amount of dust is generated, dust is easy to drift in the sky, so that classroom air quality is caused to decline, particulate in air content
Increase, thus be easy to endanger the body of student and teacher, it is serious to cause respiratory disease, endanger the strong of academics and students
Health.
Utility model content
The purpose of this utility model is to provide a kind of blackboard erasers with dust-absorbing function, have the advantages of dust-absorbing function,
Solves existing blackboard eraser when in use, due to being not easy to clear up dust, to cause the decline of air quality, harm is old
Teacher and the problem of student's life and health.
To achieve the above object, the utility model provides the following technical solutions: a kind of blackboard eraser with dust-absorbing function, packet
Blackboard eraser ontology is included, the inside of the blackboard eraser ontology is fixedly connected with partition panel, between the blackboard eraser ontology and partition panel
It is formed with canyon, the medial surface of the partition panel offers junction chamber, and the junction chamber is internally connected with fixed bin, described
The bottom of fixed bin is fixedly connected with chalk scrubbing pad, and the inside of the canyon is fixedly installed with dust absorption fan, the canyon
Inside be fixedly installed with filtering air permeable plate, the filtering air permeable plate is located at the left side of dust absorption fan, the top of the fixed bin
Storage room is offered, the inside of the canyon is equipped with dust-collecting box, and the bottom end of the dust-collecting box extends to storage through partition panel
The inside of room, the right side of the dust-collecting box are fixedly installed with ventilative strainer, and the lateral surface of the fixed bin offers connection and inserts
Mouthful, the inside of the blackboard eraser ontology offers control chamber, and the inside of the control chamber is equipped with connection inserted block, the connection inserted block
One end extend to the inside of connection socket, the other end of the connection inserted block is fixedly connected with control-rod, the control-rod
The other end runs through blackboard eraser ontology and extends to the inside of blackboard eraser ontology, is socketed with support spring on the outside of the control-rod,
The support spring is located at the inside of control chamber, and one end of the support spring is fixedly connected with the inner wall of control chamber, the branch
The other end of support spring is in contact with the lateral surface for connecting inserted block.
Preferably, the bottom of the dust-collecting box is plugged with sealing-plug, and the right end of the dust-collecting box is opening-like, the dust
The bottom of box offers dust-exhausting port compatible with sealing-plug, the L-shaped shape of dust-collecting box.
Preferably, the inside of the blackboard eraser ontology is fixedly installed with circuit board, and the top of the circuit board is fixedly mounted
There is control button, the other end of the control button extends to the top of blackboard eraser ontology, and the bottom of the circuit board passes through electricity
Source line is electrically connected with dust absorption fan.
Preferably, the front with the back side of blackboard eraser ontology of the blackboard eraser ontology are fixedly connected to fixed ring, and two
Elastic band is fixedly connected between fixed ring.
Preferably, the lateral surface of the blackboard eraser ontology is offered through opening, and the control-rod passes through to be prolonged through opening
The outside of blackboard eraser ontology is extended to, and the width value of the connection inserted block is greater than the diameter value through opening.
Preferably, one end that the control-rod is located at blackboard eraser outer body is fixedly connected with restricted handle, limits handle
Width value be greater than control-rod width value.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the utility model facilitates the connection inserted block inside control to be moved by control-rod, connects inserted block by control
It is separated with connection socket, to facilitate the limitation for releasing blackboard eraser body to fixed bin, so that fixed bin be facilitated to leave company
Interior is connect, so that convenient carry out cleaning processing to the dust inside dust-collecting box.
2, the utility model provides suction by dust absorption fan, so that the dust in air enters dust by canyon
In box, to realize the collection to dust, due to being provided with filtering air permeable plate and ventilative strainer, plays the role of partition, prevent
The advantages of only dust is flowed into dust absorption fan, is caused the damage of blower, has been reached dust-absorbing function solves existing blackboard eraser and exists
In use, to cause the decline of air quality, endangering academics and students' life and health due to being not easy to clear up dust
Problem.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model structure sectional view；
Fig. 3 is the utility model partial structural diagram.
In figure: 1 blackboard eraser ontology, 2 elastic bands, 3 fixed bins, 4 chalk scrubbing pads, 5 control-rods, 6 connection sockets, 7 partition panels,
8 junction chambers, 9 canyons, 10 dust absorption fans, 11 filtering air permeable plates, 12 dust-collecting boxes, 13 ventilative strainers, 14 control buttons, 15 circuits
Plate, 16 power supply lines, 17 storage rooms, 18 sealing-plugs, 19 connection inserted blocks, 20 control chambers, 21 support springs.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, a kind of blackboard eraser with dust-absorbing function, including blackboard eraser ontology 1, blackboard eraser ontology 1 it is interior
Portion is fixedly connected with partition panel 7, and canyon 9 is formed between blackboard eraser ontology 1 and partition panel 7, and the medial surface of partition panel 7 opens up
There is junction chamber 8, junction chamber 8 is internally connected with fixed bin 3, and the bottom of fixed bin 3 is fixedly connected with chalk scrubbing pad 4, canyon 9
Inside be fixedly installed with dust absorption fan 10, the inside of canyon 9 is fixedly installed with filtering air permeable plate 11, filters air permeable plate 11
In the left side of dust absorption fan 10, the top of fixed bin 3 offers storage room 17, and the inside of canyon 9 is equipped with dust-collecting box 12, dust
The bottom end of box 12 extends to the inside of storage room 17 through partition panel 7, and the right side of dust-collecting box 12 is fixedly installed with ventilative strainer
13, the bottom of dust-collecting box 12 is plugged with sealing-plug 18, and the right end of dust-collecting box 12 is opening-like, the bottom of dust-collecting box 12 offer with
The compatible dust-exhausting port of sealing-plug 18, the L-shaped shape of dust-collecting box 12, the lateral surface of fixed bin 3 offer connection socket 6, blackboard
The inside of sassafras ontology 1 offers control chamber 20, and the inside of control chamber 20 is equipped with connection inserted block 19, and one end of connection inserted block 19 extends
To the inside of connection socket 6, the other end for connecting inserted block 19 is fixedly connected with control-rod 5, and the other end of control-rod 5 runs through blackboard
Sassafras ontology 1 and the inside for extending to blackboard eraser ontology 1, the outside of control-rod 5 are socketed with support spring 21, and support spring 21 is located at
One end of the inside of control chamber 20, support spring 21 is fixedly connected with the inner wall of control chamber 20, the other end of support spring 21 with
The lateral surface of connection inserted block 19 is in contact, and the lateral surface of blackboard eraser ontology 1 is offered through opening, and control-rod 5, which passes through to run through, to be opened
Mouth extends to the outside of blackboard eraser ontology 1, and the width value for connecting inserted block 19 is greater than the diameter value through opening, and control-rod 5
It is fixedly connected with restricted handle in the one end in 1 outside of blackboard eraser ontology, the width value for limiting handle is greater than the width of control-rod 5
Value, the inside of blackboard eraser ontology 1 are fixedly installed with circuit board 15, and the top of circuit board 15 is fixedly installed with control button 14, control
The other end of button 14 processed extends to the top of blackboard eraser ontology 1, and the bottom of circuit board 15 passes through power supply line 16 and dust absorption fan
10 electrical connections, front and the back side of blackboard eraser ontology 1 of blackboard eraser ontology 1 are fixedly connected to fixed ring, two fixed rings it
Between be fixedly connected with elastic band 2.
Working principle: this has the blackboard eraser of dust-absorbing function in use, by pressing control button 14, so that circuit board 15
It is powered with power supply line 16, to facilitate the unlatching of control dust absorption fan 10, provides suction by dust absorption fan 10, make to have leisure
Dust in gas enters in canyon 9 and dust-collecting box 12, so that convenient be collected processing to dust.
In summary: this has the blackboard eraser of dust-absorbing function, by control-rod 5 facilitate control inside connection inserted block 19 into
Row movement is separated with connection socket 6 by control connection inserted block 19, releases blackboard eraser body 1 to fixed bin 3 to facilitate
Limitation, so that fixed bin 3 be facilitated to leave in junction chamber 8, so that convenient carry out cleaning processing to the dust inside dust-collecting box 12,
Suction is provided by dust absorption fan 10, so that the dust in air is entered in dust-collecting box 12 by canyon 9, thus realization pair
The collection of dust plays the role of partition, dust is prevented to be flowed into due to being provided with filtering air permeable plate 11 and ventilative strainer 13
In dust absorption fan 10, the advantages of causing the damage of blower, reached dust-absorbing function, solve existing blackboard eraser when in use, by
In being not easy to clear up dust, thus the problem of causing the decline of air quality, endangering academics and students' life and health.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of blackboard eraser with dust-absorbing function, including blackboard eraser ontology (1), it is characterised in that: the blackboard eraser ontology (1)
Inside be fixedly connected with partition panel (7), be formed with canyon (9), institute between the blackboard eraser ontology (1) and partition panel (7)
The medial surface for stating partition panel (7) offers junction chamber (8), being internally connected with fixed bin (3) for the junction chamber (8), described solid
The bottom for determining box (3) is fixedly connected with chalk scrubbing pad (4), and the inside of the canyon (9) is fixedly installed with dust absorption fan (10),
The inside of the canyon (9) is fixedly installed with filtering air permeable plate (11), and the filtering air permeable plate (11) is located at dust absorption fan
(10) left side offers storage room (17) at the top of the fixed bin (3), and the inside of the canyon (9) is equipped with dust-collecting box
(12), the bottom end of the dust-collecting box (12) extends to the inside of storage room (17) through partition panel (7), the dust-collecting box (12)
Right side is fixedly installed with ventilative strainer (13), and the lateral surface of the fixed bin (3) offers connection socket (6), the blackboard
The inside of sassafras ontology (1) offers control chamber (20), and the inside of the control chamber (20) is equipped with connection inserted block (19), the connection
One end of inserted block (19) extends to the inside of connection socket (6), and the other end of connection inserted block (19) is fixedly connected with control
The other end of bar (5), the control-rod (5) runs through blackboard eraser ontology (1) and extends to the inside of blackboard eraser ontology (1), described
It is socketed on the outside of control-rod (5) support spring (21), the support spring (21) is located at the inside of control chamber (20), the branch
Support spring (21) one end be fixedly connected with the inner wall of control chamber (20), the other end of the support spring (21) with connect inserted block
(19) lateral surface is in contact.
2. a kind of blackboard eraser with dust-absorbing function according to claim 1, it is characterised in that: the dust-collecting box (12)
Bottom is plugged with sealing-plug (18), and the right end of the dust-collecting box (12) is opening-like, and the bottom of the dust-collecting box (12) offers
The compatible dust-exhausting port with sealing-plug (18), the L-shaped shape of the dust-collecting box (12).
3. a kind of blackboard eraser with dust-absorbing function according to claim 1, it is characterised in that: the blackboard eraser ontology
(1) inside is fixedly installed with circuit board (15), is fixedly installed with control button (14) at the top of the circuit board (15), described
The other end of control button (14) extends to the top of blackboard eraser ontology (1), and the bottom of the circuit board (15) passes through power supply line
(16) it is electrically connected with dust absorption fan (10).
4. a kind of blackboard eraser with dust-absorbing function according to claim 1, it is characterised in that: the blackboard eraser ontology
(1) back side in front and blackboard eraser ontology (1) is fixedly connected to fixed ring, is fixedly connected between two fixed rings elastic
Band (2).
5. a kind of blackboard eraser with dust-absorbing function according to claim 1, it is characterised in that: the blackboard eraser ontology
(1) lateral surface is offered through opening, and the control-rod (5) passes through the outside that blackboard eraser ontology (1) is extended to through opening,
And the width value of connection inserted block (19) is greater than the diameter value through opening.
6. a kind of blackboard eraser with dust-absorbing function according to claim 1, it is characterised in that: control-rod (5) position
One end on the outside of blackboard eraser ontology (1) is fixedly connected with restricted handle, and the width value for limiting handle is greater than the width of control-rod (5)
Angle value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820777905.3U CN208896719U (en) | 2018-05-24 | 2018-05-24 | A kind of blackboard eraser with dust-absorbing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820777905.3U CN208896719U (en) | 2018-05-24 | 2018-05-24 | A kind of blackboard eraser with dust-absorbing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208896719U true CN208896719U (en) | 2019-05-24 |
Family
ID=66566106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820777905.3U Expired - Fee Related CN208896719U (en) | 2018-05-24 | 2018-05-24 | A kind of blackboard eraser with dust-absorbing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208896719U (en) |
-
2018
- 2018-05-24 CN CN201820777905.3U patent/CN208896719U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220330 Address after: 421099 room 702, Huijing garden, No. 28, Jiefang Avenue, high tech Zone, Hengyang City, Hunan Province Patentee after: Hunan Junkun Technology Co.,Ltd. Address before: 232001 Anhui University of Technology, 168 Taifeng Street, Huainan City, Anhui Province Patentee before: Huang Mingxing |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190524 |